1 files changed, 64 insertions, 0 deletions
diff --git a/Assets/ThirdParty/VRM/VRMShaders/ShaderProperty/Runtime/PreShaderPropExporter.cs b/Assets/ThirdParty/VRM/VRMShaders/ShaderProperty/Runtime/PreShaderPropExporter.cs
new file mode 100644
index 00000000..bdc6b49d
--- /dev/null
+++ b/Assets/ThirdParty/VRM/VRMShaders/ShaderProperty/Runtime/PreShaderPropExporter.cs
@@ -0,0 +1,64 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using UnityEngine;
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+
+
+namespace UniGLTF.ShaderPropExporter
+{
+    public class PreExportShadersAttribute : Attribute { }
+    public class PreExportShaderAttribute : Attribute { }
+
+    public struct SupportedShader
+    {
+        public string TargetFolder;
+        public string ShaderName;
+
+        public SupportedShader(string targetFolder, string shaderName)
+        {
+            TargetFolder = targetFolder;
+            ShaderName = shaderName;
+        }
+    }
+
+    public static partial class PreShaderPropExporter
+    {
+        static Dictionary<string, ShaderProps> m_shaderPropMap;
+
+        public static ShaderProps GetPropsForSupportedShader(string shaderName)
+        {
+            if (m_shaderPropMap == null)
+            {
+                m_shaderPropMap = new Dictionary<string, ShaderProps>();
+                foreach (var prop in typeof(PreShaderPropExporter).GetProperties(BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic))
+                {
+                    if (prop.GetCustomAttributes(typeof(PreExportShaderAttribute), true).Any())
+                    {
+                        var kv = (KeyValuePair<string, ShaderProps>)prop.GetValue(null, null);
+                        m_shaderPropMap.Add(kv.Key, kv.Value);
+                    }
+                }
+            }
+
+            ShaderProps props;
+            if (m_shaderPropMap.TryGetValue(shaderName, out props))
+            {
+                return props;
+            }
+
+#if UNITY_EDITOR
+            // fallback
+            Debug.LogWarningFormat("{0} is not predefined shader. Use ShaderUtil", shaderName);
+            var shader = Shader.Find(shaderName);
+            return ShaderProps.FromShader(shader);
+#else
+            return null;
+#endif
+        }
+    }
+}